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The most common causes of meningitis are viral infections that usually get better without treatment. However, bacterial meningitis infections are extremely serious, and may result in death or brain damage even if treated. Meningitis is also caused...
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Meningitis is a serious inflammation of the meninges, the membranes (lining) that surround the brain and spinal cord. It can be of bacterial, viral, or fungal origin.
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Meningitis is a potentially fatal inflammation of the meninges, the thin, membranous covering of the brain and the spinal cord. Meningitis is most commonly caused by infection (by bacteria, viruses, or fungi), although it can also be caused by ble...
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Meningitis is a potentially fatal inflammation of the meninges, the thin, membranous covering of the brain and the spinal cord. Meningitis is most commonly caused by infection by bacteria, viruses, or fungi, although it can also be caused by bleed...
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Meningitis is a potentially fatal inflammation of the meninges, the thin, membranous covering of the brain and the spinal cord . Meningitis is most commonly caused by infection ( bacteria , viruses , or fungi ), although it can also be caused by b...
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Encephalitis is an acute inflammatory process that affects brain tissue and is almost always accompanied by inflammation of the adjacent meninges (tissues lining the brain). There are many types of encephalitis, most of which are caused by viral i...
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Bacteria are prokaryotes (unicellular organisms with no membrane-enclosed nucleus) with simple structures that typically range in size from about 0.5 to 20 micrometers.
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Knowing whether your infection is caused by a virus or a bacterium makes a difference in how it is treated.
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How do you know if you have a sinus infection?
Harvey B. Simon, M.D. is an Associate Professor of Medicine at Harvard Medical School and a member of the Health Sciences Technology Faculty at Massachusetts Institute of Technology. He is the founding editor of Harvard Men's Health Watch (www.health.harvard.edu) and the author of six consumer health books, including The Harvard Medical School Guide to Men's Health (Simon and Schuster, 2002) and The No Sweat Exercise Plan. Lose Weight, Get Healthy and Live Longer (McGraw-Hill, 2006). Dr. Simon practices at the Massachusetts General Hospital; he received the London Prize for Excellence in Teaching from Harvard and MIT.
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I have a toenail fungus that makes the toenail discolored and very thick. What remedies are there to cure this, other than taking a drug that may be harmful to your liver?
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Toenail fungus is difficult to treat, but two new types of treatment in testing may make it easier. One uses short-wavelength light, and the other requires drilling tiny holes in the affected nail.
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A virus is an infectious agent, often highly host-specific, consisting of genetic material surrounded by a protein coat. Viruses infect virtually every life form, including humans, animals, plants, fungi , and bacteria .
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Viruses are familiar from the common diseases they cause: colds and flu, for instance. But what are they, and how do they cause sickness?
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Is "killed virus" the same as an inactive virus in vaccines?
Henry (Hank) Bernstein, D.O. is a Senior Lecturer in Pediatrics at Harvard Medical School and Professor of Pediatrics at Dartmouth Medical School. Formerly the Associate Chief of General Pediatrics and Director of Primary Care at Children's Hospital Boston, he currently is the Chief of General Academic Pediatrics at Children's Hospital at Dartmouth. He has extensive and varied experience as a primary care pediatrician, and is a spokesperson for the news media on a variety of pediatric health care topics, including vaccination, common childhood illnesses, and practical information for caregivers.
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My husband's former girlfriend was treated for HPV (cervical cancer removed). She had this prior to their relationship. Could this recur? He has no symptoms, but could he be a carrier and pass it to me?
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If you have genital herpes, is it possible to have children without them being infected?
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